11 Part IV: Sediments and Carbon 20 Fluvial Carbon Dynamics across the Land to Ocean Continuum of Great Tropical Rivers 20.1. INTRODUCTION 20.2. THE REGIONS 20.3. ADVECTIVE FLUXES 20.4. ORGANIC MATTER SOURCES AND METABOLIC POTENTIAL 20.5. METABOLISM 20.6. GAS EXCHANGE 20.7. THE RIVER‐TO‐OCEAN CONTINUUM 20.8. CONCLUSION ACKNOWLEDGMENTS REFERENCES 21 Measuring Geomorphological Change on the Congo River Using Century‐Old Navigation Charts 21.1 INTRODUCTION 21.2. DATA AND METHODOLOGY 21.3. RESULTS AND DISCUSSION 21.4. CONCLUSIONS AND NEXT STEPS ACKNOWLEDGMENTS REFERENCES OTHER CONGO MONOGRAPH PAPERS 22 Site Selection, Design, and Implementation of a Sediment Sampling Program on the Kasai River, a Major Tributary of the Congo River 22.1 INTRODUCTION 22.2. MATERIAL AND METHODS 22.3. RESULTS AND DISCUSSION 22.4. CONCLUSIONS ACKNOWLEDGMENTS REFERENCES 23 New Measurements of Water Dynamics and Sediment Transport along the Middle Reach of the Congo River and the Kasai Tributary 23.1. INTRODUCTION 23.2. STUDY REACH AND RECONNAISSANCE SURVEY 23.3. MATERIALS AND METHODS 23.4. RESULTS AND DISCUSSION 23.5. CONCLUSION, LESSONS LEARNED AND PERSPECTIVES FOR FUTURE MEASUREMENTS ACKNOWLEDGMENTS REFERENCES
12 Part V: Water Resources 24 Towards a Framework of Catchment Classification for Hydrologic Predictions and Water Resources Management in the Ungauged Basin of the Congo River 24.1. INTRODUCTION 24.2. A CONCEPTUAL FRAMEWORK OF CATCHMENT CLASSIFICATION FOR THE CONGO RIVER BASIN 24.3. METHODOLOGICAL APPROACH 24.4. RESULTS AND DISCUSSION 24.5. CONCLUSION AND PERSPECTIVES ACKNOWLEDGMENTS REFERENCES 25 The Environmental Issues of the Ubangui Water Transfer Project to Lake Chad 25.1. INTRODUCTION 25.2. OVERVIEW OF THE WATER TRANSFER PROJECT FROM UBANGUI TO CHAD 25.3. CONTROVERSIES OVER THE PROJECT TO TRANSFER THE UBANGUI TO LAKE CHAD 25.4. THE PREDICTABLE POTENTIAL EFFECTS OF THE PROJECT 25.5. CONCLUSION REFERENCES 26 Variability of Lake Chad 26.1. INTRODUCTION 26.2. MATERIALS AND METHODS 26.3. RESULTS AND DISCUSSIONS 26.4. POSSIBLE IMPACT OF AN INTER‐BASIN TRANSFER: CONGO–LAKE CHAD 26.5. PROPOSAL FOR HYDRAULIC MANAGEMENT TO SUSTAINABLY PRESERVE THE NATURAL RESOURCES OF LAKE CHAD 26.6. CONCLUSION REFERENCES 27 Multi‐Return Periods, Flood Hazards, and Risk Assessment in the Congo River Basin 27.1. INTRODUCTION 27.2. STUDY AREA 27.3. FLOOD RISK ANALYTICAL FRAMEWORK 27.4. DATA AND METHODS 27.5. RESULTS